Affiliation: | 1. Department of Ecology, University of Oulu, Oulu, Finland;2. A. N. Severtsov Institute of Ecology and Evolution, Russian Academy of Sciences, Moscow, Russia;3. Natural Resources Institute Finland (Luke), Joensuu, Finland;4. Institute of Biology, Karelian Research Centre, Russian Academy of Sciences, Petrozavodsk, Russia;5. Laboratoire écologie et évolution des Interactions, University of Perpignan, Perpignan, France;6. Department of Genetics and Physiology, University of Oulu, Oulu, Finland |